Where does “アウストロネシア語族” come from?

アウストロネシア語族 (Japanese) comes from Japanese 語族 — language family.

Ancestry of “アウストロネシア語族”, step by step

アウストロネシア語族 traces back through two separate lines of ancestry.

via Japanese 語族

StepLanguageWordMeaning
1Japanese語族language family

via Japanese アウストロネシア

StepLanguageWordMeaning
1Japaneseアウストロネシア
Every word from Japanese 語族